213160

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^2$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 486270

約数和(自身を除く): 273110

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 5329, 10658, 21316, 26645, 42632, 53290, 106580, 213160]

約数ペア:

[(1, 213160), (2, 106580), (4, 53290), (5, 42632), (8, 26645), (10, 21316), (20, 10658), (40, 5329), (73, 2920), (146, 1460), (292, 730), (365, 584)]